7.09% is the change from 635 to 680
Calculation steps:
[( 680 - 635 ) ÷ 635] x 100 = 7.09%
Formula
Percentage change = [(680 - 635) / 635] x 100
Subtract the new number by the original number
680 - 635 = 45
45 ÷ 635 = 0.07086614173228346
0.07086614173228346 x 100 = 7.09%